<template>
  <section>
    <!--工具条-->
    <el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
      <el-form :inline="true" :model="filters">
        <el-form-item>
          <el-input v-model="filters.name" placeholder="部门名称"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" v-on:click="loadListData">查询</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleAdd">新增</el-button>
        </el-form-item>
      </el-form>
    </el-col>

    <el-table :data="listData" highlight-current-row v-loading="listLoading" @selection-change="selsChange" style="width: 100%;">
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column type="index" width="60">
      </el-table-column>
      <el-table-column prop="sn" label="部门编号" width="120" sortable>
      </el-table-column>
      <el-table-column prop="name" label="部门名称" width="100" :formatter="formatSex" >
      </el-table-column>
      <el-table-column prop="state" label="状态" width="100" >
      </el-table-column>
      <el-table-column prop="parent.name" label="上级部门" width="120" >
      </el-table-column>
      <el-table-column prop="employee.username" label="负责人" min-width="180" >
      </el-table-column>
      <el-table-column label="操作" width="150">
        <template scope="scope">
          <el-button size="small" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
          <el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!--工具条-->
    <el-col :span="24" class="toolbar">
      <el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>

      <el-pagination layout="total, sizes,prev, pager, next" @size-change="handleSizeChange" @current-change="handleCurrentChange" :page-sizes="[5,10,20,40]" :page-size="pageSize" :total="total" style="float:right;">
      </el-pagination>
    </el-col>


    <!--新增界面-->
    <el-dialog title="title" :visible.sync="addFormVisible" :close-on-click-modal="false">
      <el-form :model="addForm" label-width="80px" :rules="addFormRules" ref="editForm">
        <el-form-item label="部门编号" prop="sn">
          <el-input v-model="addForm.sn" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="部门名称" prop="name">
          <el-input v-model="addForm.name" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="是否启用">
          <el-radio-group v-model="addForm.state">
            <el-radio class="radio" :label="0">启用</el-radio>
            <el-radio class="radio" :label="-1">禁用</el-radio>
          </el-radio-group>
        </el-form-item>

        <el-form-item label="部门经理" >
         <!-- <el-input v-model="addForm.manager_id" auto-complete="off"></el-input-->>
          <!--
            :label:给用户展示的数据
           -->
          <el-select v-model="addForm.employee" placeholder="请选择" value-key="id">
            <el-option
                v-for="item in employees"
                :key="item.id"
                :label="item.username"
                :value="item">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="上级部门" >
         <!-- <el-input v-model="addForm.parent_id" auto-complete="off"></el-input>-->
          <!--级联下拉
            clearable：可清空
          -->
          <el-cascader v-model="addForm.parent"
              :options="deptTrees"
              :props="{
                 checkStrictly: true ,
                 label:'name',
                 value:'id'
              }"
              clearable></el-cascader>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="addFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="addSubmit" :loading="addLoading">提交</el-button>
      </div>
    </el-dialog>

  </section>
</template>

<script>
import {addUser, batchRemoveUser, removeUser} from "../../api/api";
import util from "../../common/js/util";

export default {
  data() {
    return{
      listData:[],//用于列表展示
      listLoading:false,
      sels: [],//列表选中列
      total:0,
      pageSize:10,
      page:1,
      filters: {
        name: ''
      },
      addFormVisible:false,//控制模态框是否显示
      addForm:{
        sn:'',
        name:'',
        state:0,
        manager_id:null,
        parent_id:null,
        employee:{

        },
        parent: {

        }
      },
      addFormRules: {//定义校验的规则
        name: [
          { required: true, message: '请输入部门名称', trigger: 'blur' }
        ],
        sn: [
          { required: true, message: '请输入部门编号', trigger: 'blur' }
        ],
      },
      addLoading:false,
      title:'',
      employees:[],
      deptTrees:[]
    }
  },
  methods:{
    //提交数据 更新或新增数据
    addSubmit() {
      this.$refs.editForm.validate((valid) => { //校验表单,如果通过，返回true
        console.debug(valid)
        if (valid) {
          this.$confirm('确认提交吗？', '提示', {}).then(() => {
            this.addLoading = true;

            //选择的上级部门的数组 [2,7]
            let arr=this.addForm.parent
            //重新组装parent
            this.addForm.parent={
              id:arr[arr.length-1]
            }


            //发送请求，提交数据
            this.$http.put("/department",this.addForm).then(res=> {
              console.debug(res);
              //关闭按钮的加载效果
              this.addLoading = false;
              let {success, message} = res.data;
              if (success) {
                this.$message({
                  message: '操作成功',
                  type: 'success'
                });
              } else {
                //后台判断失败
                this.$message.error("网络异常")
              }
            })
            //关闭模态框
            this.addFormVisible=false;
            //刷新列表
            this.loadListData();

          });
        }
      });
    },
    //打开新增界面
    handleAdd: function () {
      //清空表单
      this.addForm={
        sn:'',
        name:'',
        state:0,
        manager_id:null,
        parent_id:null
      }
      this.addFormVisible = true;
      this.title="新增";
    },

    //批量删除
    batchRemove: function () {
      //返回的是一个字符串
      //var ids = this.sels.map(item => item.id).toString();
      var ids = this.sels.map(item => item.id)//返回的是一个数组
      this.$confirm('确认删除选中记录吗？', '提示', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true;
        this.$http.patch("/department",ids).then(res=>{
          let {success, message} = res.data;
          if (success) {
            this.$message({
              message: '删除成功',
              type: 'success'
            });
          } else {
            //后台判断失败
            this.$message.error("网络异常")
          }
          //刷新列表
          this.loadListData()
        })
      }).catch(() => {
        this.$message("取消删除")
      });
    },
    handleSizeChange(val){
      this.pageSize=val;
      this.loadListData();
    },
    handleCurrentChange(val) {
      //val就是要展示的数据
      this.page = val;
      this.loadListData()
    },
    loadListData(){
      let param={
        currentPage:this.page,
        pageSize:this.pageSize,
        keywords:this.filters.name
      };
      //发送axios请求
      this.$http.post("/department",param).then(res=>{
        console.debug(res)
        this.listData=res.data.data;
        this.total=res.data.totals;
        this.listLoading=false;
      })
    },
    selsChange(sels) {
      this.sels = sels;
    },
    //性别显示转换
    formatSex(row, column) {
      return row.state == 0 ? '启用' : row.state == -1 ? '禁用' : '未知';
    },
    //显示编辑界面
    handleEdit(index, row) {
      //1.回显数据
      this.addForm = Object.assign({},row)
      this.addForm.parent=row.parent.id
      //2.打开模态框
      this.addFormVisible=true;
      //3.标题设置为修改
      this.title='修改'
    },
    //删除
    handleDel: function (index, row) {
      this.$confirm('确认删除该记录吗?', '提示', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true;
        //NProgress.start();
        console.debug(row.id)
        //发送请求
        this.$http.delete("/department" + '/' + row.id).then(res => {
          console.debug(res)
          let {success, message} = res.data
          if (success) {
            this.$message({
              message: '删除成功',
              type: 'success'
            });
          } else {
            //后台判断失败
            this.$message.error("网络异常")
          }
        })
        //刷新列表
        this.loadListData()
      }).catch(() => {
        this.$message("取消删除")
      });
    },
    loadEmps(){//发送请i去，获取所有的员工
      this.$http.get("/employee").then(res=>{
        console.debug(res)
        this.employees=res.data;
      })
    },
    loadTrees(){//发送请i去，获取所有的员工
      this.$http.get("/department/deptTree").then(res=>{
        console.debug(res)
        this.deptTrees=res.data;
      })
    },
  },
  mounted() {
      this.loadListData()
      this.loadEmps()
      this.loadTrees()
  }
}

</script>

<style scoped>

</style>
